1. Hightech Research Center of Cranio-Maxillofacial Surgery; University of Basel; CH-4031 Basel Switzerland
2. Center for Applied Biotechnology and Molecular Medicine (CABMM); Vetsuisse Faculty; University of Zurich; CH-8057 Zurich Switzerland
3. Institute for Surgical Biotechnology and Biomechanics, University of Bern; CH-3014 Bern Switzerland
4. Veterinary Anaesthesia Services Int (VAS); CH-8400 Winterthur Switzerland